/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package control;

import java.io.IOException;
import java.io.PrintWriter;
import java.sql.SQLException;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import model.Artista;
import model.ArtistaDAO;
import model.Usuario;
import model.UsuarioDAO;

/**
 *
 * @author Igor
 */
public class GerenciarPerfilArtistaServlet extends HttpServlet {

    /**
     * Processes requests for both HTTP
     * <code>GET</code> and
     * <code>POST</code> methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        
        HttpSession session = request.getSession(false);
        Usuario usuario = (session == null) ? null : (Usuario) session.getAttribute("usuarioAtual");
        
        out.println("<!DOCTYPE html>");
        if (usuario != null && usuario instanceof Artista){
            
            Artista artista = (Artista) usuario;
            System.out.println(artista);
            if (request.getParameter("submit") != null){                
                if ("".equals(request.getParameter("nomeArtistico"))) 
                    out.println("<p>Nome Artístico deve ser preenchido!</p>");    
                else {
                    try {
                        ArtistaDAO adao = new ArtistaDAO();                    
                        String nomeArt = request.getParameter("nomeArtistico");
                        Artista aMesmoNome = adao.pesquisarPorNome(nomeArt);
                        if (aMesmoNome != null && aMesmoNome.getIdArtista() != artista.getIdArtista()){
                            out.println("<p>Já há outro Artista usando este nome!</p>");                        
                        } else {
                            artista.setNomeArtistico(nomeArt);
                            artista.setDescricaoLivre(request.getParameter("descricaoLivre"));
                            //System.out.println(artista);
                            adao.editar(artista);
                            out.println("<p>Dados Atualizados com Sucesso!</p>"); 
                        }
                    } catch (ClassNotFoundException ex) {
                        Logger.getLogger(GerenciarPerfilServlet.class.getName()).log(Level.SEVERE, null, ex);
                    } catch (SQLException ex) {
                        Logger.getLogger(GerenciarPerfilServlet.class.getName()).log(Level.SEVERE, null, ex);
                    }                
                }
            }
            out.println(
            "<h1>SongLoad Músicas Online</h1>" +
            "<p> Formulário de Edição de Perfil: </p>"+
            "<form method=\"post\" action=\"GerenciarPerfilArtistaServlet\">" +                
                "Nome Artistico: <input type=text size=30 name=\"nomeArtistico\" value=\""+artista.getNomeArtistico()+"\"><br>"+
                "Descrição Livre: <br>"+
                "<textarea rows=\"4\" cols=\"50\" name=\"descricaoLivre\">"+artista.getDescricaoLivre()+"</textarea><br>"+
                "<input type=submit name=\"submit\" value=\"Salvar\"><a href=\"MenuPrincipalServlet\">Voltar</a>"+
            "</form>");
            
        }else {
            out.println("Você deve estar autenticado para acessar esta página!");           
            RequestDispatcher rd = request.getRequestDispatcher("/index.jsp");
            rd.include(request, response);
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
